2Q3Z

Transglutaminase 2 undergoes large conformational change upon activation

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.25	298	100 mM HEPES pH 7.25, 1.25M Amm. sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.54	51.64

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.671	α = 90
b = 71.671	β = 90
c = 309.01	γ = 90

Symmetry
Space Group	P 41 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 315		2006-02-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	0.9794	SSRL	BL11-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2	50	94.9	0.072	11.8	6.3	53209	53209

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.09	78.2		0.296	2.38	4.5	5332

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1KV3	2	25	53209	53209	3482	100	0.231	0.228	0.266	RANDOM	39.305

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
1.3			1.3		-2.6

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.904
r_dihedral_angle_3_deg	17.398
r_dihedral_angle_4_deg	15.947
r_dihedral_angle_1_deg	7.01
r_scangle_it	2.34
r_scbond_it	1.614
r_angle_refined_deg	1.361
r_mcangle_it	1.049
r_mcbond_it	0.865
r_angle_other_deg	0.862
r_nbd_other	0.202
r_nbd_refined	0.199
r_xyhbond_nbd_refined	0.194
r_nbtor_refined	0.178
r_symmetry_hbond_refined	0.164
r_mcbond_other	0.156
r_symmetry_vdw_other	0.137
r_symmetry_vdw_refined	0.1
r_nbtor_other	0.088
r_chiral_restr	0.085
r_xyhbond_nbd_other	0.019
r_bond_refined_d	0.012
r_gen_planes_refined	0.005
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5232
Nucleic Acid Atoms
Solvent Atoms	262
Heterogen Atoms	25

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
Blu-Ice	data collection
PHASER	phasing